<?php
/**
 * Copyright (c) 2011 ScientiaMobile, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * Refer to the COPYING file distributed with this package.
 *
 * @category   WURFL
 * @package    WURFL_Request_UserAgentNormalizer_Specific
 * @copyright  ScientiaMobile, Inc.
 * @license    GNU Affero General Public License
 * @author     Fantayeneh Asres Gizaw
 * @version    $id$
 */
/**
 * User Agent Normalizer - MSIE String with the Major and Minor Version Only.
 * @package    WURFL_Request_UserAgentNormalizer_Specific
 */
class WURFL_Request_UserAgentNormalizer_Specific_MSIE implements WURFL_Request_UserAgentNormalizer_Interface  {
	
	public function normalize($userAgent) {
		return $this->msieWithVersion($userAgent);				
	}
	/**
	 * Returns version info
	 * @param string $userAgent
	 * @return string Version info
	 */
	private function msieWithVersion($userAgent) {
		return substr($userAgent, strpos($userAgent, "MSIE"), 8);
	}
}